Service building



FIG. 1 is a perspective view of a service building showing my newdesign;

FIG. 2 is a front elevational view threrof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view taken from the right of the frontview;

FIG. 5 is a side elevational view taken from the left of the front view;and

FIG. 6 is a top plan view thereof.

The ornamental design for a service building, as shown and described.